Vulnerability Monitor

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CVE-2013-6449

The ssl_get_algorithm2 function in ssl/s3_lib.c in OpenSSL before 1.0.2 obtains a certain version number from an incorrect data structure, which allows remote attackers to cause a denial of service (daemon crash) via crafted traffic from a TLS 1.2 client.

Published

2013-12-23T22:55:03.020

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-310
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application openssl openssl ≤ 1.0.1e Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0 Yes
Application openssl openssl 1.0.0a Yes
Application openssl openssl 1.0.0b Yes
Application openssl openssl 1.0.0c Yes
Application openssl openssl 1.0.0d Yes
Application openssl openssl 1.0.0e Yes
Application openssl openssl 1.0.0f Yes
Application openssl openssl 1.0.0g Yes
Application openssl openssl 1.0.0h Yes
Application openssl openssl 1.0.0i Yes
Application openssl openssl 1.0.0j Yes
Application openssl openssl 1.0.1 Yes
Application openssl openssl 1.0.1 Yes
Application openssl openssl 1.0.1 Yes
Application openssl openssl 1.0.1 Yes
Application openssl openssl 1.0.1a Yes
Application openssl openssl 1.0.1b Yes
Application openssl openssl 1.0.1c Yes
Application openssl openssl 1.0.1d Yes
References